Pith Number

pith:X2HIGC3J

pith:2019:X2HIGC3JFBIUWTUNBDKW4UN7SJ

not attested not anchored not stored refs pending

Riemann-Hilbert approach to a generalised sine kernel

A.R. Its, K.K. Kozlowski, R. Gharakhloo

arxiv:1905.04907 v1 · 2019-05-13 · math-ph · math.MP · nlin.SI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2HIGC3JFBIUWTUNBDKW4UN7SJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:46:23.151970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be8e830b6928514b4e8d08d56e51bf926d6d92ff304712b4d9439ef33fc143ff

Aliases

arxiv: 1905.04907 · arxiv_version: 1905.04907v1 · doi: 10.48550/arxiv.1905.04907 · pith_short_12: X2HIGC3JFBIU · pith_short_16: X2HIGC3JFBIUWTUN · pith_short_8: X2HIGC3J

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/X2HIGC3JFBIUWTUNBDKW4UN7SJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: be8e830b6928514b4e8d08d56e51bf926d6d92ff304712b4d9439ef33fc143ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac8f3acc78d25f7972587112fa58399fbdf42935e58056620831a38ed6fe0fa3",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-05-13T08:31:49Z",
    "title_canon_sha256": "e1b0039e86c6ca93a9aba882097a2fd56e76c776dcea066b03139037d3556bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04907",
    "kind": "arxiv",
    "version": 1
  }
}